199465168

素因数分解:

$2^4\times 7^1\times {\mathrm{1780939}}^1$

素因数の和:1780954

約数の個数: 20

約数和(自身を含む): 441673120

約数和(自身を除く): 242207952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1780939, 3561878, 7123756, 12466573, 14247512, 24933146, 28495024, 49866292, 99732584, 199465168]

約数ペア:

[(1, 199465168), (2, 99732584), (4, 49866292), (7, 28495024), (8, 24933146), (14, 14247512), (16, 12466573), (28, 7123756), (56, 3561878), (112, 1780939)]